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authorhuang lin <hl@rock-chips.com>2014-08-27 17:07:42 +0800
committerPatrick Georgi <pgeorgi@google.com>2015-03-24 15:25:31 +0100
commit739df1b2c2e334dfd03b81393cf1e95f0cb98607 (patch)
tree42306d8213012b947274ce54e1040b784bb8a728 /src/mainboard/google/veyron/chromeos.c
parent82ba4d092b729d0063a22d445f315d08ad7a3e07 (diff)
downloadcoreboot-739df1b2c2e334dfd03b81393cf1e95f0cb98607.tar.xz
rk3288: update romstage & mainboard
BUG=chrome-os-partner:29778 TEST=Build coreboot Change-Id: I877b4bf741f45f6cfd032ad5018a60e8a1453622 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 640da5ad5597803c62d9374a1a48832003077723 Original-Change-Id: I805d93e94f73418099f47d235ca920a91b4b2bfb Original-Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com> Original-Signed-off-by: huang lin <hl@rock-chips.com> Original-Reviewed-on: https://chromium-review.googlesource.com/209469 Original-Reviewed-by: Julius Werner <jwerner@chromium.org> Original-Tested-by: Julius Werner <jwerner@chromium.org> Reviewed-on: http://review.coreboot.org/8867 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/mainboard/google/veyron/chromeos.c')
-rw-r--r--src/mainboard/google/veyron/chromeos.c70
1 files changed, 68 insertions, 2 deletions
diff --git a/src/mainboard/google/veyron/chromeos.c b/src/mainboard/google/veyron/chromeos.c
index f396b4b016..4e1e50cc47 100644
--- a/src/mainboard/google/veyron/chromeos.c
+++ b/src/mainboard/google/veyron/chromeos.c
@@ -23,11 +23,68 @@
#include <ec/google/chromeec/ec_commands.h>
#include <string.h>
#include <vendorcode/google/chromeos/chromeos.h>
+#include <soc/rockchip/rk3288/gpio.h>
+#define GPIO_WP (gpio_t){.port = 7, .bank = GPIO_A, .idx = 6}
+#define GPIO_LID (gpio_t){.port = 7, .bank = GPIO_B, .idx = 5}
+#define GPIO_POWER (gpio_t){.port = 0, .bank = GPIO_A, .idx = 5}
+#define GPIO_RECOVERY (gpio_t){.port = 0, .bank = GPIO_B, .idx = 1}
+
+void setup_chromeos_gpios(void)
+{
+ gpio_input(GPIO_WP);
+ gpio_input_pullup(GPIO_LID);
+ gpio_input_pullup(GPIO_POWER);
+ gpio_input_pullup(GPIO_RECOVERY);
+}
void fill_lb_gpios(struct lb_gpios *gpios)
{
+ int count = 0;
+
+ /* Write Protect: active low */
+ gpios->gpios[count].port = GPIO_WP.raw;
+ gpios->gpios[count].polarity = ACTIVE_LOW;
+ gpios->gpios[count].value = gpio_get_in_value(GPIO_WP);
+ strncpy((char *)gpios->gpios[count].name, "write protect",
+ GPIO_MAX_NAME_LENGTH);
+ count++;
+
+ /* Recovery: active low */
+ gpios->gpios[count].port = GPIO_RECOVERY.raw;
+ gpios->gpios[count].polarity = ACTIVE_HIGH;
+ gpios->gpios[count].value = get_recovery_mode_switch();
+ strncpy((char *)gpios->gpios[count].name, "recovery",
+ GPIO_MAX_NAME_LENGTH);
+ count++;
+
+ /* Lid: active high */
+ gpios->gpios[count].port = GPIO_LID.raw;
+ gpios->gpios[count].polarity = ACTIVE_HIGH;
+ gpios->gpios[count].value = gpio_get_in_value(GPIO_LID);
+ strncpy((char *)gpios->gpios[count].name, "lid", GPIO_MAX_NAME_LENGTH);
+ count++;
+
+ /* Power:GPIO active high */
+ gpios->gpios[count].port = GPIO_POWER.raw;
+ gpios->gpios[count].polarity = ACTIVE_HIGH;
+ gpios->gpios[count].value = gpio_get_in_value(GPIO_POWER);
+ strncpy((char *)gpios->gpios[count].name, "power",
+ GPIO_MAX_NAME_LENGTH);
+ count++;
+ /* Developer: GPIO active high */
+ gpios->gpios[count].port = -1;
+ gpios->gpios[count].polarity = ACTIVE_HIGH;
+ gpios->gpios[count].value = get_developer_mode_switch();
+ strncpy((char *)gpios->gpios[count].name, "developer",
+ GPIO_MAX_NAME_LENGTH);
+ count++;
+
+ gpios->size = sizeof(*gpios) + (count * sizeof(struct lb_gpio));
+ gpios->count = count;
+
+ printk(BIOS_ERR, "Added %d GPIOS size %d\n", count, gpios->size);
}
int get_developer_mode_switch(void)
@@ -37,10 +94,19 @@ int get_developer_mode_switch(void)
int get_recovery_mode_switch(void)
{
- return 0;
+ uint32_t ec_events;
+
+ /* The GPIO is active low. */
+ if (!gpio_get_in_value(GPIO_RECOVERY))
+ return 1;
+
+ ec_events = google_chromeec_get_events_b();
+ return !!(ec_events &
+ EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEYBOARD_RECOVERY));
}
int get_write_protect_state(void)
{
- return 0;
+ return !gpio_get_in_value(GPIO_WP);
}
+